value quality siderealorsynodic author ref method 3.8540 3 Synodic Farfan 2022MPBu...49..229F Lightcurve 3.8547 2 Synodic Behrend LCDB Lightcurve 3.8548 2 Sidereal Hanus 2011A&A...530A.134H Model 3.8548 2 Sidereal Hanus 2013A&A...551A..67H Model 3.8548 3 Synodic Pilcher 2008MPBu...35..135P Lightcurve